Leases (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Lessee, Lease, Description [Line Items]
Right-of-use asset recognized as non-cash asset addition			$ 12.4	$ 3.9
Cash paid for amounts included in measurement of operating lease liability			5.9	3.2
Total operating lease expense	$ 5.4	$ 4.2	15.8	11.3
Long-term operating lease expense	2.2	1.3	6.6	3.3
Operating lease revenues	$ 3.3	$ 2.9	$ 9.6	$ 9.0
Minimum
Lessee, Lease, Description [Line Items]
Operating leases remaining term, lessee	1 year		1 year
Operating leases remaining term, lessor	1 year		1 year
Maximum
Lessee, Lease, Description [Line Items]
Operating leases remaining term, lessee	18 years		18 years
Operating leases remaining term, lessor	10 years		10 years